Diamond core drill bit segment for stone drilling

Diamond core drill bit segment for stone drilling
Application:Suitable for drilling granite, cobblestone, marble and other stone structures
Size:24/10/3.8-4.5mm
Raw Material:Alloy Powder& Diamond Powder
Welding Process:High Frequency&Laser welding
Payment Method:T/T,L/C,D/P,PayPal,Western Union and others
Original:China
Direct Factory,Customization Accepted